XSS exists in Shave before 2.5.3 because output encoding is mishandled during the overwrite of an HTML element.
https://www.npmjs.com/advisories/822
https://github.com/dollarshaveclub/shave/compare/852b537...da7371b
https://github.com/dollarshaveclub/shave/commit/da7371b0531ba14eae48ef1bb1456a3de4cfa954#diff-074799b511e4b61923dfd3f2a3bf9b54R67
Source: Mitre, NVD
Published: 2019-05-24
Updated: 2026-06-17
Base Score: 4.3
Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS: 0.00307